... is a kind of packing material which has been widely used at present. It not only has good cushioning effect, ... corrosion resistance and transparency , etc. So it has been widely used for packing, household wares, post parcel, bicycle , polyurethane furniture, ... in structure of the machine. Double layers PE Bubble Compound Film Making Machine Main Technical Parameter:ModelDYF-1500DYF-1200DYF-600Main ...